Home / 370,293.80-555,442.78-89,811.24

Finding the Fourth Proportional to 370,293.80, 555,442.78 and 89,811.24

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Solution

The fourth proportional to 370,293.80, 555,442.78 and 89,811.24 is: 134,717.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,293.80 : 555,442.78 = 89,811.24 : x
  2. Step 2: Convert to fraction form
    370,293.80/555,442.78 = 89,811.24/x
  3. Step 3: Cross multiply
    370,293.80x = 555,442.78 × 89,811.24
  4. Step 4: Simplify right side
    370,293.80x = 49,885,004,820.85
  5. Step 5: Solve for x
    x = 49,885,004,820.85/370,293.80
  6. Step 6: Final answer
    x = 134,717.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.